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Finding the Fourth Proportional to 80,702.94, 111,366.33 and 44,895.38

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Solution

The fourth proportional to 80,702.94, 111,366.33 and 44,895.38 is: 61,953.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,702.94 : 111,366.33 = 44,895.38 : x
  2. Step 2: Convert to fraction form
    80,702.94/111,366.33 = 44,895.38/x
  3. Step 3: Cross multiply
    80,702.94x = 111,366.33 × 44,895.38
  4. Step 4: Simplify right side
    80,702.94x = 4,999,832,979.37
  5. Step 5: Solve for x
    x = 4,999,832,979.37/80,702.94
  6. Step 6: Final answer
    x = 61,953.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.